Fujitsu CA05761 | 20.4GB 5400RPM IDE Ultra ATA/66 (ATA-5) 512KB Cache 3.5-inch Internal Hard Drive

1. Interface: ATA-66
2. Capacity: 20.4GB
3. Form Factor: 3.5-inch
4. Rotational Speed: 5400RPM
5. Cache Size: 512KB
6. Average Latency: 5.56ms
7. Average Seek Time: 8.5ms
8. Data Transfer Rate: 66MB/s
9. Operating Temperature: 5°C to 55°C
10. Non-Operating Temperature: -40°C to 70°C
11. Shock Resistance: 65G (operating), 250G (non-operating)
12. Power Consumption: 5.5W (operating), 1.2W (idle)

Notes:
1. This hard disk drive is compatible with older ATA-66 interfaces, but may not work with newer SATA interfaces.
2. The 512KB cache size is relatively small compared to modern hard drives, which can have cache sizes of up to 256MB.
3. This hard drive is designed for desktop use and may not be suitable for high-performance applications such as gaming or video editing.